QRS alterations immediately following production of left ventricular free-wall ischemia in dogs.
D000818:Animals; D001775:Blood Circulation / Q000502:physiology; D003201:Computers; D003331:Coronary Vessels / Q000502:physiology; D004285:Dogs; D004562:Electrocardiography; D006321:Heart / Q000502:physiology*; D007511:Ischemia / Q000503:physiopathology*; D008722:Methods; D016276:Ventricular Function